Home / 12,349.26-18,525.71-3,584.86

Finding the Fourth Proportional to 12,349.26, 18,525.71 and 3,584.86

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Solution

The fourth proportional to 12,349.26, 18,525.71 and 3,584.86 is: 5,377.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,349.26 : 18,525.71 = 3,584.86 : x
  2. Step 2: Convert to fraction form
    12,349.26/18,525.71 = 3,584.86/x
  3. Step 3: Cross multiply
    12,349.26x = 18,525.71 × 3,584.86
  4. Step 4: Simplify right side
    12,349.26x = 66,412,039.40
  5. Step 5: Solve for x
    x = 66,412,039.40/12,349.26
  6. Step 6: Final answer
    x = 5,377.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.